Information
 Instructor: Sunny ()
 TA: Zeyu ()
 Syllabus, Zulip, Calendar
 Gradescope, Reading Question Form, Weekly Reflection Form
 Reading Assignments, Reflection Assignments, Exams
 Resources, Canvas, Voting Flashcard
Schedule
W  Mon  Wed  Fri 

0  (No Class) 
Introduction Class: S 

1 
Arithmetic Due: RAClass: S 
Set Theory Due: RAClass: S 
Dihedral Groups Due: RA, MAClass: S 
2 
Groups and Examples Due: RA, WRClass: S 
Elementary Properties Due: RAClass: S 
Order Due: RAClass: S 
3 
Subgroups Due: WRClass: S 
Examples of Subgroups Due: RAClass: S 
Cyclic Groups Due: RAClass: S 
4 
Review Due: WRClass: S 
Midterm 1 
Cyclic Groups Due: RAClass: S 
5 
Permutation Groups Due: RA, WRClass: S 
Isomorphisms Due: RA, MT1CClass: S 
Cayley’s Theorem Due: RAClass: S, N 
6 
Properties of Isomorphisms Due: RA, WRClass: S 
Automorphisms Due: RAClass: S 
Cosets Due: RAClass: S 
7 
Lagrange’s Theorem Due: RA, WRClass: S 
Normal Subgroups Due: RAClass: S 
(Veteran’s Day) 
8 
Review Due: WRClass: S, N 
Midterm 2 
Factor Groups Due: RAClass: S, N 
9 
External Direct Products Due: RA, WRClass: S, N 
Internal Direct Products Due: RA, MT2CClass: S, N 
(Thanksgiving) 
10 
Homomorphisms Due: RAClass: S, N 
First Isomorphism Theorem Due: RA 
Review Due: FR 
11  Final Exam [Tu 11:30–14:29] 